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Finding the Fourth Proportional to 5,805.81, 8,707.91 and 2,342.25

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Solution

The fourth proportional to 5,805.81, 8,707.91 and 2,342.25 is: 3,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,805.81 : 8,707.91 = 2,342.25 : x
  2. Step 2: Convert to fraction form
    5,805.81/8,707.91 = 2,342.25/x
  3. Step 3: Cross multiply
    5,805.81x = 8,707.91 × 2,342.25
  4. Step 4: Simplify right side
    5,805.81x = 20,396,090.49
  5. Step 5: Solve for x
    x = 20,396,090.49/5,805.81
  6. Step 6: Final answer
    x = 3,513.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.